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Finding the Fourth Proportional to 404,124.84, 557,681.46 and 222,833.70

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Solution

The fourth proportional to 404,124.84, 557,681.46 and 222,833.70 is: 307,504.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,124.84 : 557,681.46 = 222,833.70 : x
  2. Step 2: Convert to fraction form
    404,124.84/557,681.46 = 222,833.70/x
  3. Step 3: Cross multiply
    404,124.84x = 557,681.46 × 222,833.70
  4. Step 4: Simplify right side
    404,124.84x = 124,270,223,153.20
  5. Step 5: Solve for x
    x = 124,270,223,153.20/404,124.84
  6. Step 6: Final answer
    x = 307,504.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.